Delaware County, New York

Delaware County, New York, has 44,305 residents (July 2025 estimate). Its county seat is Delhi. It uses Eastern Time and covers 1,443 sq mi (3,736 km²) of land.

New YorkBuffaloYonkers
Delaware County in New York
Chenango CountyGreene CountyUlster CountySidneyDelhiWaltonDepositStamford
Delaware County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
44,305
Land area
1,443 sq mi (3,736 km²)
County seat or government
Delhi
Time zone
Eastern TimeUTC-05:00 in January; UTC-04:00 in July
Median household income
$63,337 ± $3,063
Median home value
$183,100 ± $6,880
Median rent, with utilities
$880 ± $45
Homes lived in by their owners
77.3% ± 1.0 points
County type
County
Metro or micro area
Outside any metro or micro areaNext to: Oneonta, NY micro area, Monticello, NY micro area, Binghamton, NY metro area, Kingston, NY metro area, and Albany-Schenectady-Troy, NY metro area
Water area
24.8 sq mi (64.2 km²)
State
New York
County code (FIPS)
36025
Coordinates (central point)
42.193986, -74.966728

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Delaware County

Time zoneLocal time and UTC offsetNext clock change
Eastern TimeAmerica/New_YorkUTC-05:00 in January; UTC-04:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 1382023,056 people
  2. 138565,881 people
  3. 137535,696 people
  4. 137335,076 people
  5. 138494,427 people
  6. 138384,251 people
  7. 127584,025 people
  8. 138252,903 people
  9. 137542,768 people
  10. 121672,279 people
  11. 127762,073 people
  12. 137832,035 people
All 47
  1. 137751,752 people
  2. 124551,689 people
  3. 121551,685 people
  4. 138391,360 people
  5. 124681,329 people
  6. 120931,276 people
  7. 124301,253 people
  8. 137571,130 people
  9. 137311,038 people
  10. 13788997 people
  11. 12434944 people
  12. 13782936 people
  13. 13750896 people
  14. 13752858 people
  15. 12474857 people
  16. 13739833 people
  17. 13756697 people
  18. 13755652 people
  19. 12406644 people
  20. 13740626 people
  21. 13842582 people
  22. 13786430 people
  23. 12760367 people
  24. 13774323 people
  25. 13846308 people
  26. 13751297 people
  27. 12421261 people
  28. 13860257 people
  29. 12465255 people
  30. 13804244 people
  31. 12438190 people
  32. 13806143 people
  33. 12441106 people
  34. 1245930 people
  35. 1384718 people

47 ZIP Code areas overlap Delaware County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

We don’t have a website for this county yet. The US government’s local-office directory ↗ lists its offices. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Towns in Delaware County, largest first

  1. Town of Sidney5,492 people
  2. Town of Walton5,222 people
  3. Town of Delhi5,153 people
  4. Town of Middletown3,292 people
  5. Town of Davenport2,946 people
  6. Town of Hancock2,769 people
  7. Town of Franklin2,359 people
  8. Town of Roxbury2,272 people
  9. Town of Stamford1,935 people
  10. Town of Colchester1,713 people
  11. Town of Kortright1,627 people
  12. Town of Harpersfield1,568 people
All 19
  1. Town of Meredith1,467 people
  2. Town of Deposit1,285 people
  3. Town of Hamden1,245 people
  4. Town of Tompkins1,187 people
  5. Town of Masonville1,143 people
  6. Town of Andes1,129 people
  7. Town of Bovina683 people

People counts are American Community Survey 2020–2024 5-year estimates. All towns in New York, by county

School districts in Delaware County, largest first

  1. Oneonta City School District21,499 people
  2. Sullivan West Central School District10,150 people
  3. Delaware Academy Central School District at Delhi8,156 people
  4. Sidney Central School District7,225 people
  5. Walton Central School District6,238 people
  6. Otego-Unadilla Central School District6,037 people
  7. Bainbridge-Guilford Central School District5,562 people
  8. Margaretville Central School District3,456 people
  9. Charlotte Valley Central School District3,036 people
  10. Deposit Central School District2,959 people
  11. Livingston Manor Central School District2,789 people
  12. Gilboa-Conesville Central School District2,767 people
All 22
  1. Stamford Central School District2,582 people
  2. Roxbury Central School District2,536 people
  3. South Kortright Central School District2,532 people
  4. Worcester Central School District2,381 people
  5. Hancock Central School District2,335 people
  6. Roscoe Central School District2,138 people
  7. Franklin Central School District2,001 people
  8. Downsville Central School District1,946 people
  9. Jefferson Central School District1,505 people
  10. Andes Central School District1,069 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Sidney, New York (village)3,931 people
  2. Delhi, New York (village)3,136 people
  3. Walton, New York (village)2,423 people
  4. Deposit, New York (village)1,424 people
  5. Stamford, New York (village)1,053 people
  6. Hancock, New York (village)745 people
  7. Margaretville, New York (village)617 people
  8. Franklin, New York (village)424 people
  9. Davenport Center, New York (CDP)414 people
  10. Hobart, New York (village)409 people
  11. Bloomville, New York (CDP)289 people
  12. Downsville, New York (CDP)163 people
All 14
  1. Andes, New York (CDP)151 people
  2. Fleischmanns, New York (village)148 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Otsego County, New York30 mi north
  2. Sullivan County, New York34 mi south
  3. Chenango County, New York38 mi northwest
  4. Schoharie County, New York38 mi northeast
  5. Ulster County, New York40 mi southeast
  6. Wayne County, Pennsylvania41 mi southwest
  7. Greene County, New York42 mi east
  8. Broome County, New York44 mi west

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.